Demantoid and Sapphirine Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.77-3.95
  
3.40-3.58
  
Fracture
Not Available
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven
  
Cleavage
Not Available
  
{010} Perfect
  
Mohs Hardness
6.5
  
7.5
  
Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
  
(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Demantoid and Sapphirine Chemical Formula
While comparing Demantoid and Sapphirine physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Demantoid and Sapphirine chemical formula.
- Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
- Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Demantoid and Sapphirine Specific Gravity
Another important criteria for qualitative analysis of gemstones is Demantoid and Sapphirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Demantoid and Sapphirine Optical Properties during the identification of gemstone. Specific gravity of Demantoid is 3.40-3.58 whereas that of Sapphirine is 3.40-3.58.